修改前台页面对应的后台效果，新增学习记录的自然时间差

“djh”

2024-11-06 b56c3c0f1bc87935a8b59f6ee39f78b4796250ff

 exam-system/src/main/resources/mapper/institutionaccess/ThStudyDetailMapper.xml

@@ -37,6 +37,13 @@
        <if test="query.endTime != null"><!-- 结束时间检索 -->
            and date_format(d.create_time,'%y-%m-%d') &lt;= date_format(#{query.endTime},'%y-%m-%d')
        </if>
        <if test="query.status == 0"></if>
        <if test="query.status == 1">
            and TIMESTAMPDIFF(SECOND, start_time, finish_time) = d.duration
        </if>
        <if test="query.status == 2">
            and TIMESTAMPDIFF(SECOND, start_time, finish_time) &lt; d.duration
        </if>
        ORDER BY
        d.id DESC